//
//  AppDelegate.swift
//  01.weibo
//

/*
1.plist: NSArray/NSDictionary: writeToFile
2.偏好设置: NSUserDefaults: key -> value, 小数据, 国际化 12语言
3.NSCoding: 归档和解档: 对象
4.SQLite: 数据
5.CoreData: SQLite, 内存,xml
*/



import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?

    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
        setBarButtonAppearance ()

        
        //创建窗口
        window = UIWindow(frame: UIScreen.mainScreen().bounds)
        window?.rootViewController = defaultController()
        window?.makeKeyAndVisible()
        //测试  :  用 JYUserAccountViewModel 类打印才能将存储的信息打印出来
        JYPrint("\(JYUserAccountViewModel.sharaInstance.userAccount?.access_token)")
        
        return true
    }
    //用户来切换控制器  (多人开发时,用统一一个切换界面的方法,方便管理,调试也方便)
    func switchController (controller: UIViewController) {
    
        window?.rootViewController = controller
    }
    
    //进入程序默认进入控制器
    private func defaultController () -> UIViewController {
    
        //如果没有登录
        if !JYUserAccountViewModel.sharaInstance.userlogin {
        return JYMainTabBarController()
        }
        //判断是否是新版本
        return isNewVersion() ? NewFeatureCollectionViewController() : JYWelcomViewController()
    }
    
    /// 设置UIBarButtonItem皮肤
    private func setBarButtonAppearance () {
        let barButtonItemappearance = UIBarButtonItem.appearance()
        barButtonItemappearance.tintColor = UIColor.orangeColor()
    }

    //判断新版本
    
    private func isNewVersion () -> Bool {
    
        //获取但前版本
        let currentVersion = NSBundle.mainBundle().infoDictionary!["CFBundleShortVersionString"] as! String
        //获取上一个版本
        let sandboxString = "sandboxStringxxx"
        let sandboxVersion = NSUserDefaults.standardUserDefaults().stringForKey(sandboxString)
        //比较是否为新版本, 是则保存新版本
        let isNewVersion = (currentVersion != sandboxVersion)
        if isNewVersion {
            NSUserDefaults.standardUserDefaults().setObject(currentVersion, forKey: sandboxString)
            NSUserDefaults.standardUserDefaults().synchronize()
        }
//        JYPrint("isNewVersion : \(isNewVersion) currentVersion : \(currentVersion) sandboxVersion : \(sandboxVersion)")
        //返回比较结果
        return isNewVersion
    }
    
    
    func applicationWillResignActive(application: UIApplication) {
        // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
        // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
    }

    func applicationDidEnterBackground(application: UIApplication) {
        // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
        // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
    }

    func applicationWillEnterForeground(application: UIApplication) {
        // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
    }

    func applicationDidBecomeActive(application: UIApplication) {
        // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
    }

    func applicationWillTerminate(application: UIApplication) {
        // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
    }


}

